Every Node in a Phylogenetic Tree Represents A(n)________

question 4

Multiple Choice

Every node in a phylogenetic tree represents a(n) ________.

• A) common ancestor
• B) extinction event
• C) transitional form
• D) sister species

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Definitions:

Cancerous Tissues

Abnormal tissues that contain cancer cells which can grow uncontrollably and have the potential to spread to other parts of the body.

Nausea

A sensation of unease and discomfort in the upper stomach, often preceding vomiting.

Immune System

The complex network of cells, tissues, and organs that work together to defend the body against attacks by foreign invaders, such as bacteria, viruses, and other pathogens.

Keratinocytes

The predominant cell type in the epidermis, responsible for producing keratin, a key protein in the skin’s outer layer.